This week: The ER reopens with the same old problems, Morris tries to convince Hope to stay longer at their expensive hotel, Larry has vastly overestimated how much Sam is into him, no one knows Ray (or what's left of him) is, Abby believes in the power of love and it leads to a tricky diagnosis, Mae Lee says goodbye to County, and Pratt argues about the realities of the ER with Stanley Tucci.